Don´t forget where you parked the car with ParkME.
Activate ParkME in your car and ParkME will register your car´s location upon it has been parked, everything in an automatic way and with no bother at all.
ParkME is a fully backgrounded app: ParkME will operate even with your device locked if you need to save battery.
Attention: The use of the GPS in background can drain the battery life.